<template>
  <div>
    <el-form :inline="true">
      <el-form-item>
        <el-input v-model="searchForm.name" placeholder="名称" clearable></el-input>
      </el-form-item>

      <el-form-item>
        <el-button @click="getRoleList">搜索</el-button>
      </el-form-item>

      <el-form-item>
        <el-button type="primary" @click="dialogVisible = true" v-if="hasAuth('sys:role:save')">新增</el-button>
      </el-form-item>
      <el-form-item>
        <el-popconfirm title="这是确定批量删除吗？" @confirm="delHandle(null)">
          <el-button
            type="danger"
            slot="reference"
            :disabled="delBtlStatu"
            v-if="hasAuth('sys:role:delete')"
          >批量删除</el-button>
        </el-popconfirm>
      </el-form-item>
    </el-form>

    <el-table
      ref="multipleTable"
      :data="tableData"
      tooltip-effect="dark"
      style="width: 100%"
      border
      stripe
      @selection-change="handleSelectionChange"
    >
      <el-table-column type="selection" width="40"></el-table-column>

      <el-table-column prop="name" label="名称" width="200"></el-table-column>
      <el-table-column prop="code" label="唯一编码" width="350" show-overflow-tooltip></el-table-column>
      <el-table-column prop="remark" label="描述" show-overflow-tooltip></el-table-column>

      <el-table-column prop="icon" fixed="right" width="180" label="操作">
        <template slot-scope="scope">
          <el-button type="text" @click="permHandle(scope.row.id)">分配权限</el-button>
          <el-divider direction="vertical"></el-divider>

          <el-button type="text" @click="editHandle(scope.row.id)">编辑</el-button>
          <el-divider direction="vertical"></el-divider>

          <template>
            <el-popconfirm title="这是一段内容确定删除吗？" @confirm="delHandle(scope.row.id)">
              <el-button type="text" slot="reference">删除</el-button>
            </el-popconfirm>
          </template>
        </template>
      </el-table-column>
    </el-table>

    <el-pagination
      @size-change="handleSizeChange"
      @current-change="handleCurrentChange"
      layout="total, sizes, prev, pager, next, jumper"
      :page-sizes="[10, 20, 50, 100]"
      :current-page="current"
      :page-size="size"
      :total="total"
    ></el-pagination>

    <!--新增对话框-->
    <el-dialog
      title="新增角色"
      :visible.sync="dialogVisible"
      width="600px"
      :close-on-click-modal="false"
      :before-close="handleClose"
    >
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editForm"
        label-width="100px"
        class="demo-editForm"
      >
        <el-form-item label="角色名称" prop="name" label-width="100px">
          <el-input v-model="editForm.name" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="唯一编码" prop="code" label-width="100px">
          <el-input v-model="editForm.code" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item label="描述" prop="remark" label-width="100px">
          <el-input v-model="editForm.remark" autocomplete="off"></el-input>
        </el-form-item>

        <el-form-item>
          <el-button type="primary" @click="submitForm('editForm')">立即创建</el-button>
          <el-button @click="resetForm('editForm')">重置</el-button>
        </el-form-item>
      </el-form>
    </el-dialog>

    <el-dialog title="分配权限" :visible.sync="permDialogVisible" width="600px">
      <el-form :model="permForm">
        <el-tree
          :data="permTreeData"
          show-checkbox
          ref="permTree"
          :default-expand-all="true"
          node-key="id"
          :check-strictly="true"
          :props="defaultProps"
        ></el-tree>
      </el-form>

      <span slot="footer" class="dialog-footer">
        <el-button @click="permDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="submitPermFormHandle('permForm')">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: 'Role',
  data() {
    return {
      searchForm: {},
      delBtlStatu: true,

      total: 0,
      size: 10,
      current: 1,

      dialogVisible: false,
      editForm: {},

      tableData: [],

      editFormRules: {
        name: [{ required: true, message: '请输入角色名称', trigger: 'blur' }],
        code: [{ required: true, message: '请输入唯一编码', trigger: 'blur' }],
      },

      multipleSelection: [],

      permDialogVisible: false,
      permForm: {},
      defaultProps: {
        children: 'children',
        label: 'name',
      },
      permTreeData: [],
    }
  },
  created() {
    this.getRoleList()

    this.$axios.get('/sys/menu/list').then((res) => {
      this.permTreeData = res.data.data
    })
  },
  methods: {
    toggleSelection(rows) {
      if (rows) {
        rows.forEach((row) => {
          this.$refs.multipleTable.toggleRowSelection(row)
        })
      } else {
        this.$refs.multipleTable.clearSelection()
      }
    },
    handleSelectionChange(val) {
      // console.log("勾选")
      // console.log(val)
      this.multipleSelection = val

      this.delBtlStatu = val.length == 0
    },

    handleSizeChange(val) {
      console.log(`每页 ${val} 条`)
      this.size = val
      this.getRoleList()
    },
    handleCurrentChange(val) {
      console.log(`当前页: ${val}`)
      this.current = val
      this.getRoleList()
    },

    resetForm(formName) {
      this.$refs[formName].resetFields()
      this.dialogVisible = false
      this.editForm = {}
    },
    handleClose() {
      this.resetForm('editForm')
    },

    getRoleList() {
      this.$axios
        .get('/sys/role/list', {
          params: {
            name: this.searchForm.name,
            current: this.current,
            size: this.size,
          },
        })
        .then((res) => {
          this.tableData = res.data.data.records
          this.size = res.data.data.size
          this.current = res.data.data.current
          this.total = res.data.data.total
        })
    },

    submitForm(formName) {
      this.$refs[formName].validate((valid) => {
        if (valid) {
          this.$axios
            .post(
              '/sys/role/' + (this.editForm.id ? 'update' : 'save'),
              this.editForm
            )
            .then((res) => {
              this.getRoleList()

              this.$message({
                showClose: true,
                message: '恭喜你，操作成功',
                type: 'success',
                duration: 1300,
              })

              this.dialogVisible = false
              this.resetForm(formName)
            })
        } else {
          console.log('error submit!!')
          return false
        }
      })
    },
    editHandle(id) {
      this.$axios.get('/sys/role/info/' + id).then((res) => {
        this.editForm = res.data.data

        this.dialogVisible = true
      })
    },
    delHandle(id) {
      var ids = []

      if (id) {
        ids.push(id)
      } else {
        this.multipleSelection.forEach((row) => {
          ids.push(row.id)
        })
      }

      console.log(ids)

      this.$axios.post('/sys/role/delete', ids).then((res) => {
        this.getRoleList()

        this.$message({
          showClose: true,
          message: '恭喜你，操作成功',
          type: 'success',
          duration: 1300,
        })
      })
    },
    permHandle(id) {
      this.permDialogVisible = true

      this.$axios.get('/sys/role/info/' + id).then((res) => {
        this.$refs.permTree.setCheckedKeys(res.data.data.menuIds)
        this.permForm = res.data.data
      })
    },

    submitPermFormHandle(formName) {
      var menuIds = this.$refs.permTree.getCheckedKeys()

      console.log(menuIds)

      this.$axios
        .post('/sys/role/perm/' + this.permForm.id, menuIds)
        .then((res) => {
          this.getRoleList()

          this.$message({
            showClose: true,
            message: '恭喜你，操作成功',
            type: 'success',
            duration: 1300,
          })

          this.permDialogVisible = false
          this.resetForm(formName)
        })
    },
  },
}
</script>

<style scoped>
.el-pagination {
  float: right;
  margin-top: 22px;
}
</style>